Home / 127,664.73-191,509.79-48,845.25

Finding the Fourth Proportional to 127,664.73, 191,509.79 and 48,845.25

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Solution

The fourth proportional to 127,664.73, 191,509.79 and 48,845.25 is: 73,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,664.73 : 191,509.79 = 48,845.25 : x
  2. Step 2: Convert to fraction form
    127,664.73/191,509.79 = 48,845.25/x
  3. Step 3: Cross multiply
    127,664.73x = 191,509.79 × 48,845.25
  4. Step 4: Simplify right side
    127,664.73x = 9,354,343,325.77
  5. Step 5: Solve for x
    x = 9,354,343,325.77/127,664.73
  6. Step 6: Final answer
    x = 73,272.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.